Insights
ISASecure and IEC 62443, explained with the numbers
What each certification program actually evaluates, how the security levels and device types change the scope, and where the common points of confusion come from — written by the assessors who run these evaluations.
Filteractive
Topic
Security levels10Tiers (Core / Advanced)5Device & component types9Assessment streams6Testing & verification11Evidence & artifacts16Independent testing5Maturity levels4Sampling1Scope & boundaries16Surveillance & maintenance4Certification process20Common component constraints (CCSC)1Cost & effort3Comparisons4Roadmaps & readiness1
2 articles match your filters
ACSSADeep dive
How ACSSA assesses IEC 62443-2-1 requirements: 89 composite verdicts from four standards
How ISASecure ACSSA folds IEC 62443-2-4, 3-2 and 3-3 results into one composite verdict per IEC 62443-2-1 requirement, and what makes a verdict fail.
Sep 8, 20269 min readRead
SSAIntroductory
What ISASecure SSA certification actually evaluates
ISASecure SSA certifies a control system as sold against IEC 62443-3-3, with a capability security level per zone. Four elements, 116 functional rows: the map.
Sep 8, 20268 min readRead
Have a product or system to certify?
Talk to the assessors who wrote these articles about what applies to you.